Warnings. Do not use this medication if you have very sensitive skin or if you are sensitive to Benzoyl Peroxide. This product may cause irritation, characterized by redness, burning, itching, peeling or possibly swelling. Keep away from eyes, lips and mouth. Avoid product contact with hair and dyed fabrics, including carpets and clothing which may be bleached by this product. If going outside, use a sunscreen. Keep out of reach of children. If swallowed, get medical help or contact a Poison Control Center right away.